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<td class="pageTitle" nowrap="true">Term Definition: 实现子系统（implementation subsystem）</td><td width="100%">
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<div class="sectionHeading">Main Description</div>
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<td class="sectionTableSingleCell"><i><a class="elementLinkWithUserText" href="./../../../rup/guidances/termdefinitions/component_A674BEED.html" guid="_yCcUENnmEdmO6L4XMImrsA">组件</a></i>和其他实现子系统的集合，用来通过将其分成更小的部分来构造<i><a class="elementLink" href="./../../../rup/guidances/termdefinitions/implementation_model_2F316072.html" guid="_yKfc3NnmEdmO6L4XMImrsA">实现模型（implementation model）</a></i>。请注意：在 NUP 中，实现模型和实现子系统是<i><a class="elementLink" href="./../../../rup/guidances/termdefinitions/implementation_view_CC9CEB3B.html" guid="_yKpN1tnmEdmO6L4XMImrsA">实现视图（implementation view）</a></i>的目标，因此在开发阶段意义重大。它是<i><a class="elementLink" href="./../../../rup/guidances/termdefinitions/design_package_74F2CD5B.html" guid="_yF4CmdnmEdmO6L4XMImrsA">设计包（design package）</a></i>的物理模拟。“实现子系统”这个名称反映了“子系统”这一术语的通常用法，以指示范围比组件要大的对象。但是，在 UML 术语中，它是一个构造型的<i><a class="elementLink" href="./../../../rup/guidances/termdefinitions/package_6C588F6C.html" guid="_yPjjANnmEdmO6L4XMImrsA">包（package） </a></i>
，而不是<i><a class="elementLink" href="./../../../rup/guidances/termdefinitions/subsystem_EB139AD7.html" guid="_yXA14tnmEdmO6L4XMImrsA">子系统（subsystem）</a></i>。</td>
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